Sciweavers

3777 search results - page 245 / 756
» Estimating the Quality of Databases
Sort
View
ICASSP
2011
IEEE
14 years 10 months ago
An extension of the ICA model using latent variables
The Independent Component Analysis (ICA) model is extended to the case where the components are not necessarily independent: depending on the value a hidden latent process at the ...
Selwa Rafi, Marc Castella, Wojciech Pieczynski
VIS
2004
IEEE
164views Visualization» more  VIS 2004»
16 years 7 months ago
Real-Time Motion Estimation and Visualization on Graphics Cards
We present a tool for real-time visualization of motion features in 2D image sequences. The motion is estimated through an eigenvector analysis of the spatiotemporal structure ten...
Christoph S. Garbe, Robert Strzodka
ICNS
2007
IEEE
16 years 27 days ago
IGMPS, a New Tool for Estimating End-to-End Available Bandwidth in IP Network Paths
— This paper presents a new end-to-end available bandwidth measurement tool called IGMPS (Improved Gap Model using Packet Size parameter). IGMPS is a lightweight tool based on a ...
Ahmed Ait Ali, Francis Lepage
PG
2007
IEEE
16 years 26 days ago
Statistical Hypothesis Testing for Assessing Monte Carlo Estimators: Applications to Image Synthesis
Image synthesis algorithms are commonly compared on the basis of running times and/or perceived quality of the generated images. In the case of Monte Carlo techniques, assessment ...
Kartic Subr, James Arvo
CDC
2008
IEEE
217views Control Systems» more  CDC 2008»
15 years 6 months ago
An ensemble Kalman filtering approach to highway traffic estimation using GPS enabled mobile devices
Traffic state estimation is a challenging problem for the transportation community due to the limited deployment of sensing infrastructure. However, recent trends in the mobile pho...
Daniel B. Work, Olli-Pekka Tossavainen, Sebastien ...